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8049801 = 331101857
BaseRepresentation
bin11110101101010010001001
3120010222020210
4132231102021
54030043201
6444311333
7125264544
oct36552211
916128223
108049801
1145a8a31
122842549
13188acc6
1410d785b
15a901d6
hex7ad489

8049801 has 16 divisors (see below), whose sum is σ = 11202048. Its totient is φ = 5136000.

The previous prime is 8049779. The next prime is 8049803. The reversal of 8049801 is 1089408.

It is a happy number.

It is not a de Polignac number, because 8049801 - 213 = 8041609 is a prime.

It is a super-2 number, since 2×80498012 = 129598592279202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8049803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8965 + ... + 9821.

It is an arithmetic number, because the mean of its divisors is an integer number (700128).

Almost surely, 28049801 is an apocalyptic number.

It is an amenable number.

8049801 is a deficient number, since it is larger than the sum of its proper divisors (3152247).

8049801 is a wasteful number, since it uses less digits than its factorization.

8049801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 8049801 is about 2837.2171224635. The cubic root of 8049801 is about 200.4141501397.

The spelling of 8049801 in words is "eight million, forty-nine thousand, eight hundred one".

Divisors: 1 3 31 93 101 303 857 2571 3131 9393 26567 79701 86557 259671 2683267 8049801